.cation {
    .yg-index-nav {
      .index-nav {
        color: white;
        background: #ff2d4a;
      }
    }
  .Menu-navigation-bar {
    width: 100%;
    display: flex;
    .Menu-navigation-left {
      flex: 1;
      height:  calc(100vh - 145px);
      background: #dcdcdc;
      overflow-y: scroll;
      .navigation-left-item{
        display: flex;
        justify-content: center;
        align-items: center;
       font-size: 16px;
       margin-top: 20px;
      }
      .active{
        color: red;
        border-left: 2px solid red;
      }
      }
    .Menu-navigation-reight {
      flex: 3;
      height:  calc(100vh - 145px);
      background: white;
      overflow-y: scroll;
      .navigation-reight-item{
        width: 100%;
        .navigation-reight-item-er{
          font-size: 22px;
          display: flex;
          justify-content: center;
          padding-top: 20px;
        }
        .navigation-reight-item-san {
          display: flex;
          flex-wrap: wrap; //换行
          .navigation-reight-item-san-list {
          width: 33.33%;
          display: flex;
          flex-direction: column;
          align-items: center;
          justify-content: center;
            img {
              margin-top: 10px;
              width: 60px;
              height: 60px;
            
            }
          }
        }
      }
      }
    }
  }